15231405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 31912704

約数和(自身を除く): 16681299

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 49, 51, 53, 69, 85, 105, 115, 119, 147, 159, 161, 245, 255, 265, 345, 357, 371, 391, 483, 595, 735, 795, 805, 833, 901, 1113, 1127, 1173, 1219, 1785, 1855, 1955, 2415, 2499, 2597, 2703, 2737, 3381, 3657, 4165, 4505, 5565, 5635, 5865, 6095, 6307, 7791, 8211, 8533, 12495, 12985, 13515, 13685, 16905, 18285, 18921, 19159, 20723, 25599, 31535, 38955, 41055, 42665, 44149, 57477, 59731, 62169, 94605, 95795, 103615, 127995, 132447, 145061, 179193, 220745, 287385, 298655, 310845, 435183, 662235, 725305, 895965, 1015427, 2175915, 3046281, 5077135, 15231405]

約数ペア:

[(1, 15231405), (3, 5077135), (5, 3046281), (7, 2175915), (15, 1015427), (17, 895965), (21, 725305), (23, 662235), (35, 435183), (49, 310845), (51, 298655), (53, 287385), (69, 220745), (85, 179193), (105, 145061), (115, 132447), (119, 127995), (147, 103615), (159, 95795), (161, 94605), (245, 62169), (255, 59731), (265, 57477), (345, 44149), (357, 42665), (371, 41055), (391, 38955), (483, 31535), (595, 25599), (735, 20723), (795, 19159), (805, 18921), (833, 18285), (901, 16905), (1113, 13685), (1127, 13515), (1173, 12985), (1219, 12495), (1785, 8533), (1855, 8211), (1955, 7791), (2415, 6307), (2499, 6095), (2597, 5865), (2703, 5635), (2737, 5565), (3381, 4505), (3657, 4165)]