13157235

素因数分解:

$3^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:64

約数の個数: 144

約数和(自身を含む): 31370976

約数和(自身を除く): 18213741

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 27, 35, 39, 45, 49, 51, 63, 65, 81, 85, 91, 105, 117, 119, 135, 147, 153, 189, 195, 221, 243, 245, 255, 273, 315, 351, 357, 405, 441, 455, 459, 567, 585, 595, 637, 663, 735, 765, 819, 833, 945, 1053, 1071, 1105, 1215, 1323, 1365, 1377, 1547, 1701, 1755, 1785, 1911, 1989, 2205, 2295, 2457, 2499, 2835, 3159, 3185, 3213, 3315, 3969, 4095, 4131, 4165, 4641, 5265, 5355, 5733, 5967, 6615, 6885, 7371, 7497, 7735, 8505, 9555, 9639, 9945, 10829, 11907, 12285, 12495, 13923, 15795, 16065, 17199, 17901, 19845, 20655, 22113, 22491, 23205, 28665, 28917, 29835, 32487, 36855, 37485, 41769, 48195, 51597, 53703, 54145, 59535, 67473, 69615, 85995, 89505, 97461, 110565, 112455, 125307, 144585, 154791, 162435, 202419, 208845, 257985, 268515, 292383, 337365, 375921, 487305, 626535, 773955, 877149, 1012095, 1461915, 1879605, 2631447, 4385745, 13157235]

約数ペア:

[(1, 13157235), (3, 4385745), (5, 2631447), (7, 1879605), (9, 1461915), (13, 1012095), (15, 877149), (17, 773955), (21, 626535), (27, 487305), (35, 375921), (39, 337365), (45, 292383), (49, 268515), (51, 257985), (63, 208845), (65, 202419), (81, 162435), (85, 154791), (91, 144585), (105, 125307), (117, 112455), (119, 110565), (135, 97461), (147, 89505), (153, 85995), (189, 69615), (195, 67473), (221, 59535), (243, 54145), (245, 53703), (255, 51597), (273, 48195), (315, 41769), (351, 37485), (357, 36855), (405, 32487), (441, 29835), (455, 28917), (459, 28665), (567, 23205), (585, 22491), (595, 22113), (637, 20655), (663, 19845), (735, 17901), (765, 17199), (819, 16065), (833, 15795), (945, 13923), (1053, 12495), (1071, 12285), (1105, 11907), (1215, 10829), (1323, 9945), (1365, 9639), (1377, 9555), (1547, 8505), (1701, 7735), (1755, 7497), (1785, 7371), (1911, 6885), (1989, 6615), (2205, 5967), (2295, 5733), (2457, 5355), (2499, 5265), (2835, 4641), (3159, 4165), (3185, 4131), (3213, 4095), (3315, 3969)]