18371531457

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1433}}^1$

素因数の和:1560

約数の個数: 96

約数和(自身を含む): 30429250560

約数和(自身を除く): 12057719103

約数列:

[1, 3, 9, 17, 27, 31, 51, 53, 93, 153, 159, 279, 289, 459, 477, 527, 837, 867, 901, 1431, 1433, 1581, 1643, 2601, 2703, 4299, 4743, 4929, 7803, 8109, 8959, 12897, 14229, 14787, 15317, 24327, 24361, 26877, 27931, 38691, 44361, 44423, 45951, 73083, 75949, 80631, 83793, 133269, 137853, 219249, 227847, 241893, 251379, 399807, 413559, 414137, 474827, 657747, 683541, 754137, 755191, 1199421, 1242411, 1291133, 1424481, 2050623, 2265573, 2354419, 3727233, 3873399, 4273443, 6796719, 7063257, 11181699, 11620197, 12820329, 12838247, 20390157, 21189771, 21949261, 34860591, 38514741, 40025123, 63569313, 65847783, 115544223, 120075369, 197543349, 346632669, 360226107, 592630047, 680427091, 1080678321, 2041281273, 6123843819, 18371531457]

約数ペア:

[(1, 18371531457), (3, 6123843819), (9, 2041281273), (17, 1080678321), (27, 680427091), (31, 592630047), (51, 360226107), (53, 346632669), (93, 197543349), (153, 120075369), (159, 115544223), (279, 65847783), (289, 63569313), (459, 40025123), (477, 38514741), (527, 34860591), (837, 21949261), (867, 21189771), (901, 20390157), (1431, 12838247), (1433, 12820329), (1581, 11620197), (1643, 11181699), (2601, 7063257), (2703, 6796719), (4299, 4273443), (4743, 3873399), (4929, 3727233), (7803, 2354419), (8109, 2265573), (8959, 2050623), (12897, 1424481), (14229, 1291133), (14787, 1242411), (15317, 1199421), (24327, 755191), (24361, 754137), (26877, 683541), (27931, 657747), (38691, 474827), (44361, 414137), (44423, 413559), (45951, 399807), (73083, 251379), (75949, 241893), (80631, 227847), (83793, 219249), (133269, 137853)]