67108418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 123742080

約数和(自身を除く): 56633662

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 61, 122, 131, 221, 247, 262, 323, 442, 494, 646, 793, 1037, 1159, 1586, 1703, 2074, 2227, 2318, 2489, 3406, 4199, 4454, 4978, 7991, 8398, 13481, 15067, 15982, 19703, 26962, 28951, 30134, 32357, 39406, 42313, 57902, 64714, 84626, 103883, 135847, 151829, 207766, 256139, 271694, 303658, 512278, 550069, 1100138, 1766011, 1973777, 2581093, 3532022, 3947554, 5162186, 33554209, 67108418]

約数ペア:

[(1, 67108418), (2, 33554209), (13, 5162186), (17, 3947554), (19, 3532022), (26, 2581093), (34, 1973777), (38, 1766011), (61, 1100138), (122, 550069), (131, 512278), (221, 303658), (247, 271694), (262, 256139), (323, 207766), (442, 151829), (494, 135847), (646, 103883), (793, 84626), (1037, 64714), (1159, 57902), (1586, 42313), (1703, 39406), (2074, 32357), (2227, 30134), (2318, 28951), (2489, 26962), (3406, 19703), (4199, 15982), (4454, 15067), (4978, 13481), (7991, 8398)]