313431372

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{911}}^1$

素因数の和:1443

約数の個数: 72

約数和(自身を含む): 836559360

約数和(自身を除く): 523127988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 503, 684, 911, 1006, 1509, 1822, 2012, 2733, 3018, 3644, 4527, 5466, 6036, 8199, 9054, 9557, 10932, 16398, 17309, 18108, 19114, 28671, 32796, 34618, 38228, 51927, 57342, 69236, 86013, 103854, 114684, 155781, 172026, 207708, 311562, 344052, 458233, 623124, 916466, 1374699, 1832932, 2749398, 4124097, 5498796, 8248194, 8706427, 16496388, 17412854, 26119281, 34825708, 52238562, 78357843, 104477124, 156715686, 313431372]

約数ペア:

[(1, 313431372), (2, 156715686), (3, 104477124), (4, 78357843), (6, 52238562), (9, 34825708), (12, 26119281), (18, 17412854), (19, 16496388), (36, 8706427), (38, 8248194), (57, 5498796), (76, 4124097), (114, 2749398), (171, 1832932), (228, 1374699), (342, 916466), (503, 623124), (684, 458233), (911, 344052), (1006, 311562), (1509, 207708), (1822, 172026), (2012, 155781), (2733, 114684), (3018, 103854), (3644, 86013), (4527, 69236), (5466, 57342), (6036, 51927), (8199, 38228), (9054, 34618), (9557, 32796), (10932, 28671), (16398, 19114), (17309, 18108)]