31479136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1$

素因数の和:2495

約数の個数: 48

約数和(自身を含む): 68923008

約数和(自身を除く): 37443872

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 2441, 3224, 4882, 6448, 9764, 12896, 19528, 31733, 39056, 63466, 75671, 78112, 126932, 151342, 253864, 302684, 507728, 605368, 983723, 1015456, 1210736, 1967446, 2421472, 3934892, 7869784, 15739568, 31479136]

約数ペア:

[(1, 31479136), (2, 15739568), (4, 7869784), (8, 3934892), (13, 2421472), (16, 1967446), (26, 1210736), (31, 1015456), (32, 983723), (52, 605368), (62, 507728), (104, 302684), (124, 253864), (208, 151342), (248, 126932), (403, 78112), (416, 75671), (496, 63466), (806, 39056), (992, 31733), (1612, 19528), (2441, 12896), (3224, 9764), (4882, 6448)]