1215404528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{20219}}^1$

素因数の和:20274

約数の個数: 60

約数和(自身を含む): 2694072360

約数和(自身を除く): 1478667832

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 289, 442, 578, 884, 1156, 1768, 2312, 3536, 3757, 4624, 7514, 15028, 20219, 30056, 40438, 60112, 80876, 161752, 262847, 323504, 343723, 525694, 687446, 1051388, 1374892, 2102776, 2749784, 4205552, 4468399, 5499568, 5843291, 8936798, 11686582, 17873596, 23373164, 35747192, 46746328, 71494384, 75962783, 93492656, 151925566, 303851132, 607702264, 1215404528]

約数ペア:

[(1, 1215404528), (2, 607702264), (4, 303851132), (8, 151925566), (13, 93492656), (16, 75962783), (17, 71494384), (26, 46746328), (34, 35747192), (52, 23373164), (68, 17873596), (104, 11686582), (136, 8936798), (208, 5843291), (221, 5499568), (272, 4468399), (289, 4205552), (442, 2749784), (578, 2102776), (884, 1374892), (1156, 1051388), (1768, 687446), (2312, 525694), (3536, 343723), (3757, 323504), (4624, 262847), (7514, 161752), (15028, 80876), (20219, 60112), (30056, 40438)]