31987956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2701

約数の個数: 96

約数和(自身を含む): 100251648

約数和(自身を除く): 68263692

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1716, 2002, 2663, 3003, 4004, 5326, 6006, 7989, 10652, 12012, 15978, 18641, 29293, 31956, 34619, 37282, 55923, 58586, 69238, 74564, 87879, 103857, 111846, 117172, 138476, 175758, 205051, 207714, 223692, 242333, 351516, 380809, 410102, 415428, 484666, 615153, 726999, 761618, 820204, 969332, 1142427, 1230306, 1453998, 1523236, 2284854, 2460612, 2665663, 2907996, 4569708, 5331326, 7996989, 10662652, 15993978, 31987956]

約数ペア:

[(1, 31987956), (2, 15993978), (3, 10662652), (4, 7996989), (6, 5331326), (7, 4569708), (11, 2907996), (12, 2665663), (13, 2460612), (14, 2284854), (21, 1523236), (22, 1453998), (26, 1230306), (28, 1142427), (33, 969332), (39, 820204), (42, 761618), (44, 726999), (52, 615153), (66, 484666), (77, 415428), (78, 410102), (84, 380809), (91, 351516), (132, 242333), (143, 223692), (154, 207714), (156, 205051), (182, 175758), (231, 138476), (273, 117172), (286, 111846), (308, 103857), (364, 87879), (429, 74564), (462, 69238), (546, 58586), (572, 55923), (858, 37282), (924, 34619), (1001, 31956), (1092, 29293), (1716, 18641), (2002, 15978), (2663, 12012), (3003, 10652), (4004, 7989), (5326, 6006)]