1915691076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{31247}}^1$

素因数の和:31401

約数の個数: 72

約数和(自身を含む): 5254913664

約数和(自身を除く): 3339222588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1572, 1703, 2358, 3406, 4716, 5109, 6812, 10218, 15327, 20436, 30654, 31247, 61308, 62494, 93741, 124988, 187482, 281223, 374964, 406211, 562446, 812422, 1124892, 1218633, 1624844, 2437266, 3655899, 4093357, 4874532, 7311798, 8186714, 12280071, 14623596, 16373428, 24560142, 36840213, 49120284, 53213641, 73680426, 106427282, 147360852, 159640923, 212854564, 319281846, 478922769, 638563692, 957845538, 1915691076]

約数ペア:

[(1, 1915691076), (2, 957845538), (3, 638563692), (4, 478922769), (6, 319281846), (9, 212854564), (12, 159640923), (13, 147360852), (18, 106427282), (26, 73680426), (36, 53213641), (39, 49120284), (52, 36840213), (78, 24560142), (117, 16373428), (131, 14623596), (156, 12280071), (234, 8186714), (262, 7311798), (393, 4874532), (468, 4093357), (524, 3655899), (786, 2437266), (1179, 1624844), (1572, 1218633), (1703, 1124892), (2358, 812422), (3406, 562446), (4716, 406211), (5109, 374964), (6812, 281223), (10218, 187482), (15327, 124988), (20436, 93741), (30654, 62494), (31247, 61308)]