221011016

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 444750900

約数和(自身を除く): 223739884

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 289, 436, 578, 872, 877, 1156, 1754, 1853, 2312, 3508, 3706, 7016, 7412, 14824, 14909, 29818, 31501, 59636, 63002, 95593, 119272, 126004, 191186, 252008, 253453, 382372, 506906, 764744, 1013812, 1625081, 2027624, 3250162, 6500324, 13000648, 27626377, 55252754, 110505508, 221011016]

約数ペア:

[(1, 221011016), (2, 110505508), (4, 55252754), (8, 27626377), (17, 13000648), (34, 6500324), (68, 3250162), (109, 2027624), (136, 1625081), (218, 1013812), (289, 764744), (436, 506906), (578, 382372), (872, 253453), (877, 252008), (1156, 191186), (1754, 126004), (1853, 119272), (2312, 95593), (3508, 63002), (3706, 59636), (7016, 31501), (7412, 29818), (14824, 14909)]