28474312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 59371200

約数和(自身を除く): 30896888

約数列:

[1, 2, 4, 8, 19, 37, 38, 61, 74, 76, 83, 122, 148, 152, 166, 244, 296, 332, 488, 664, 703, 1159, 1406, 1577, 2257, 2318, 2812, 3071, 3154, 4514, 4636, 5063, 5624, 6142, 6308, 9028, 9272, 10126, 12284, 12616, 18056, 20252, 24568, 40504, 42883, 58349, 85766, 96197, 116698, 171532, 187331, 192394, 233396, 343064, 374662, 384788, 466792, 749324, 769576, 1498648, 3559289, 7118578, 14237156, 28474312]

約数ペア:

[(1, 28474312), (2, 14237156), (4, 7118578), (8, 3559289), (19, 1498648), (37, 769576), (38, 749324), (61, 466792), (74, 384788), (76, 374662), (83, 343064), (122, 233396), (148, 192394), (152, 187331), (166, 171532), (244, 116698), (296, 96197), (332, 85766), (488, 58349), (664, 42883), (703, 40504), (1159, 24568), (1406, 20252), (1577, 18056), (2257, 12616), (2318, 12284), (2812, 10126), (3071, 9272), (3154, 9028), (4514, 6308), (4636, 6142), (5063, 5624)]