389627028

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{220877}}^1$

素因数の和:220901

約数の個数: 54

約数和(自身を含む): 1145694186

約数和(自身を除く): 756067158

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 220877, 441754, 662631, 883508, 1325262, 1546139, 1987893, 2650524, 3092278, 3975786, 4638417, 6184556, 7951572, 9276834, 10822973, 13915251, 18553668, 21645946, 27830502, 32468919, 43291892, 55661004, 64937838, 97406757, 129875676, 194813514, 389627028]

約数ペア:

[(1, 389627028), (2, 194813514), (3, 129875676), (4, 97406757), (6, 64937838), (7, 55661004), (9, 43291892), (12, 32468919), (14, 27830502), (18, 21645946), (21, 18553668), (28, 13915251), (36, 10822973), (42, 9276834), (49, 7951572), (63, 6184556), (84, 4638417), (98, 3975786), (126, 3092278), (147, 2650524), (196, 1987893), (252, 1546139), (294, 1325262), (441, 883508), (588, 662631), (882, 441754), (1764, 220877)]