728327418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70207}}^1$

素因数の和:70251

約数の個数: 64

約数和(自身を含む): 1887191040

約数和(自身を除く): 1158863622

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 70207, 140414, 210621, 421242, 491449, 912691, 982898, 1333933, 1474347, 1825382, 2667866, 2738073, 2948694, 4001799, 5476146, 6388837, 8003598, 9337531, 12777674, 17341129, 18675062, 19166511, 28012593, 34682258, 38333022, 52023387, 56025186, 104046774, 121387903, 242775806, 364163709, 728327418]

約数ペア:

[(1, 728327418), (2, 364163709), (3, 242775806), (6, 121387903), (7, 104046774), (13, 56025186), (14, 52023387), (19, 38333022), (21, 34682258), (26, 28012593), (38, 19166511), (39, 18675062), (42, 17341129), (57, 12777674), (78, 9337531), (91, 8003598), (114, 6388837), (133, 5476146), (182, 4001799), (247, 2948694), (266, 2738073), (273, 2667866), (399, 1825382), (494, 1474347), (546, 1333933), (741, 982898), (798, 912691), (1482, 491449), (1729, 421242), (3458, 210621), (5187, 140414), (10374, 70207)]