15103990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 32332608

約数和(自身を除く): 17228618

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 41, 55, 82, 85, 110, 170, 187, 197, 205, 374, 394, 410, 451, 697, 902, 935, 985, 1394, 1870, 1970, 2167, 2255, 3349, 3485, 4334, 4510, 6698, 6970, 7667, 8077, 10835, 15334, 16154, 16745, 21670, 33490, 36839, 38335, 40385, 73678, 76670, 80770, 88847, 137309, 177694, 184195, 274618, 368390, 444235, 686545, 888470, 1373090, 1510399, 3020798, 7551995, 15103990]

約数ペア:

[(1, 15103990), (2, 7551995), (5, 3020798), (10, 1510399), (11, 1373090), (17, 888470), (22, 686545), (34, 444235), (41, 368390), (55, 274618), (82, 184195), (85, 177694), (110, 137309), (170, 88847), (187, 80770), (197, 76670), (205, 73678), (374, 40385), (394, 38335), (410, 36839), (451, 33490), (697, 21670), (902, 16745), (935, 16154), (985, 15334), (1394, 10835), (1870, 8077), (1970, 7667), (2167, 6970), (2255, 6698), (3349, 4510), (3485, 4334)]