1656330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 4451328

約数和(自身を除く): 2794998

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 137, 155, 186, 195, 274, 310, 390, 403, 411, 465, 685, 806, 822, 930, 1209, 1370, 1781, 2015, 2055, 2418, 3562, 4030, 4110, 4247, 5343, 6045, 8494, 8905, 10686, 12090, 12741, 17810, 21235, 25482, 26715, 42470, 53430, 55211, 63705, 110422, 127410, 165633, 276055, 331266, 552110, 828165, 1656330]

約数ペア:

[(1, 1656330), (2, 828165), (3, 552110), (5, 331266), (6, 276055), (10, 165633), (13, 127410), (15, 110422), (26, 63705), (30, 55211), (31, 53430), (39, 42470), (62, 26715), (65, 25482), (78, 21235), (93, 17810), (130, 12741), (137, 12090), (155, 10686), (186, 8905), (195, 8494), (274, 6045), (310, 5343), (390, 4247), (403, 4110), (411, 4030), (465, 3562), (685, 2418), (806, 2055), (822, 2015), (930, 1781), (1209, 1370)]