172813976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 358771680

約数和(自身を除く): 185957704

約数列:

[1, 2, 4, 8, 17, 34, 37, 61, 68, 74, 122, 136, 148, 244, 296, 488, 563, 629, 1037, 1126, 1258, 2074, 2252, 2257, 2516, 4148, 4504, 4514, 5032, 8296, 9028, 9571, 18056, 19142, 20831, 34343, 38284, 38369, 41662, 68686, 76568, 76738, 83324, 137372, 153476, 166648, 274744, 306952, 354127, 583831, 708254, 1167662, 1270691, 1416508, 2335324, 2541382, 2833016, 4670648, 5082764, 10165528, 21601747, 43203494, 86406988, 172813976]

約数ペア:

[(1, 172813976), (2, 86406988), (4, 43203494), (8, 21601747), (17, 10165528), (34, 5082764), (37, 4670648), (61, 2833016), (68, 2541382), (74, 2335324), (122, 1416508), (136, 1270691), (148, 1167662), (244, 708254), (296, 583831), (488, 354127), (563, 306952), (629, 274744), (1037, 166648), (1126, 153476), (1258, 137372), (2074, 83324), (2252, 76738), (2257, 76568), (2516, 68686), (4148, 41662), (4504, 38369), (4514, 38284), (5032, 34343), (8296, 20831), (9028, 19142), (9571, 18056)]