28581384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{907}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 77797440

約数和(自身を除く): 49216056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 101, 104, 156, 202, 303, 312, 404, 606, 808, 907, 1212, 1313, 1814, 2424, 2626, 2721, 3628, 3939, 5252, 5442, 7256, 7878, 10504, 10884, 11791, 15756, 21768, 23582, 31512, 35373, 47164, 70746, 91607, 94328, 141492, 183214, 274821, 282984, 366428, 549642, 732856, 1099284, 1190891, 2198568, 2381782, 3572673, 4763564, 7145346, 9527128, 14290692, 28581384]

約数ペア:

[(1, 28581384), (2, 14290692), (3, 9527128), (4, 7145346), (6, 4763564), (8, 3572673), (12, 2381782), (13, 2198568), (24, 1190891), (26, 1099284), (39, 732856), (52, 549642), (78, 366428), (101, 282984), (104, 274821), (156, 183214), (202, 141492), (303, 94328), (312, 91607), (404, 70746), (606, 47164), (808, 35373), (907, 31512), (1212, 23582), (1313, 21768), (1814, 15756), (2424, 11791), (2626, 10884), (2721, 10504), (3628, 7878), (3939, 7256), (5252, 5442)]