649844676

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3163}}^1$

素因数の和:3625

約数の個数: 72

約数和(自身を含む): 1773611840

約数和(自身を除く): 1123767164

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 439, 468, 878, 1317, 1756, 2634, 3163, 3951, 5268, 5707, 6326, 7902, 9489, 11414, 12652, 15804, 17121, 18978, 22828, 28467, 34242, 37956, 41119, 51363, 56934, 68484, 82238, 102726, 113868, 123357, 164476, 205452, 246714, 370071, 493428, 740142, 1388557, 1480284, 2777114, 4165671, 5554228, 8331342, 12497013, 16662684, 18051241, 24994026, 36102482, 49988052, 54153723, 72204964, 108307446, 162461169, 216614892, 324922338, 649844676]

約数ペア:

[(1, 649844676), (2, 324922338), (3, 216614892), (4, 162461169), (6, 108307446), (9, 72204964), (12, 54153723), (13, 49988052), (18, 36102482), (26, 24994026), (36, 18051241), (39, 16662684), (52, 12497013), (78, 8331342), (117, 5554228), (156, 4165671), (234, 2777114), (439, 1480284), (468, 1388557), (878, 740142), (1317, 493428), (1756, 370071), (2634, 246714), (3163, 205452), (3951, 164476), (5268, 123357), (5707, 113868), (6326, 102726), (7902, 82238), (9489, 68484), (11414, 56934), (12652, 51363), (15804, 41119), (17121, 37956), (18978, 34242), (22828, 28467)]