217333428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{4451}}^1$

素因数の和:4784

約数の個数: 48

約数和(自身を含む): 547987776

約数和(自身を除く): 330654348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 313, 626, 939, 1252, 1878, 3756, 4069, 4451, 8138, 8902, 12207, 13353, 16276, 17804, 24414, 26706, 48828, 53412, 57863, 115726, 173589, 231452, 347178, 694356, 1393163, 2786326, 4179489, 5572652, 8358978, 16717956, 18111119, 36222238, 54333357, 72444476, 108666714, 217333428]

約数ペア:

[(1, 217333428), (2, 108666714), (3, 72444476), (4, 54333357), (6, 36222238), (12, 18111119), (13, 16717956), (26, 8358978), (39, 5572652), (52, 4179489), (78, 2786326), (156, 1393163), (313, 694356), (626, 347178), (939, 231452), (1252, 173589), (1878, 115726), (3756, 57863), (4069, 53412), (4451, 48828), (8138, 26706), (8902, 24414), (12207, 17804), (13353, 16276)]