28842772

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 62512128

約数和(自身を除く): 33669356

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 49, 62, 94, 98, 101, 124, 188, 196, 202, 217, 329, 404, 434, 658, 707, 868, 1316, 1414, 1457, 1519, 2303, 2828, 2914, 3038, 3131, 4606, 4747, 4949, 5828, 6076, 6262, 9212, 9494, 9898, 10199, 12524, 18988, 19796, 20398, 21917, 33229, 40796, 43834, 66458, 71393, 87668, 132916, 142786, 147157, 153419, 232603, 285572, 294314, 306838, 465206, 588628, 613676, 930412, 1030099, 2060198, 4120396, 7210693, 14421386, 28842772]

約数ペア:

[(1, 28842772), (2, 14421386), (4, 7210693), (7, 4120396), (14, 2060198), (28, 1030099), (31, 930412), (47, 613676), (49, 588628), (62, 465206), (94, 306838), (98, 294314), (101, 285572), (124, 232603), (188, 153419), (196, 147157), (202, 142786), (217, 132916), (329, 87668), (404, 71393), (434, 66458), (658, 43834), (707, 40796), (868, 33229), (1316, 21917), (1414, 20398), (1457, 19796), (1519, 18988), (2303, 12524), (2828, 10199), (2914, 9898), (3038, 9494), (3131, 9212), (4606, 6262), (4747, 6076), (4949, 5828)]