1321850684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{17957}}^1$

素因数の和:18218

約数の個数: 48

約数和(自身を含む): 2896266240

約数和(自身を除く): 1574415556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 239, 308, 478, 956, 1673, 2629, 3346, 5258, 6692, 10516, 17957, 18403, 35914, 36806, 71828, 73612, 125699, 197527, 251398, 395054, 502796, 790108, 1382689, 2765378, 4291723, 5530756, 8583446, 17166892, 30042061, 47208953, 60084122, 94417906, 120168244, 188835812, 330462671, 660925342, 1321850684]

約数ペア:

[(1, 1321850684), (2, 660925342), (4, 330462671), (7, 188835812), (11, 120168244), (14, 94417906), (22, 60084122), (28, 47208953), (44, 30042061), (77, 17166892), (154, 8583446), (239, 5530756), (308, 4291723), (478, 2765378), (956, 1382689), (1673, 790108), (2629, 502796), (3346, 395054), (5258, 251398), (6692, 197527), (10516, 125699), (17957, 73612), (18403, 71828), (35914, 36806)]