691470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 1995840

約数和(自身を除く): 1304370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 197, 234, 270, 351, 390, 394, 585, 591, 702, 985, 1170, 1182, 1755, 1773, 1970, 2561, 2955, 3510, 3546, 5122, 5319, 5910, 7683, 8865, 10638, 12805, 15366, 17730, 23049, 25610, 26595, 38415, 46098, 53190, 69147, 76830, 115245, 138294, 230490, 345735, 691470]

約数ペア:

[(1, 691470), (2, 345735), (3, 230490), (5, 138294), (6, 115245), (9, 76830), (10, 69147), (13, 53190), (15, 46098), (18, 38415), (26, 26595), (27, 25610), (30, 23049), (39, 17730), (45, 15366), (54, 12805), (65, 10638), (78, 8865), (90, 7683), (117, 5910), (130, 5319), (135, 5122), (195, 3546), (197, 3510), (234, 2955), (270, 2561), (351, 1970), (390, 1773), (394, 1755), (585, 1182), (591, 1170), (702, 985)]