71428476

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 194992896

約数和(自身を除く): 123564420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 331, 367, 588, 662, 734, 993, 1101, 1324, 1468, 1986, 2202, 2317, 2569, 3972, 4404, 4634, 5138, 6951, 7707, 9268, 10276, 13902, 15414, 16219, 17983, 27804, 30828, 32438, 35966, 48657, 53949, 64876, 71932, 97314, 107898, 121477, 194628, 215796, 242954, 364431, 485908, 728862, 850339, 1457724, 1700678, 2551017, 3401356, 5102034, 5952373, 10204068, 11904746, 17857119, 23809492, 35714238, 71428476]

約数ペア:

[(1, 71428476), (2, 35714238), (3, 23809492), (4, 17857119), (6, 11904746), (7, 10204068), (12, 5952373), (14, 5102034), (21, 3401356), (28, 2551017), (42, 1700678), (49, 1457724), (84, 850339), (98, 728862), (147, 485908), (196, 364431), (294, 242954), (331, 215796), (367, 194628), (588, 121477), (662, 107898), (734, 97314), (993, 71932), (1101, 64876), (1324, 53949), (1468, 48657), (1986, 35966), (2202, 32438), (2317, 30828), (2569, 27804), (3972, 17983), (4404, 16219), (4634, 15414), (5138, 13902), (6951, 10276), (7707, 9268)]