28156665208

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{45293}}^1$

素因数の和:45976

約数の個数: 64

約数和(自身を含む): 63984116160

約数和(自身を除く): 35827450952

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 653, 952, 1306, 2612, 4571, 5224, 9142, 11101, 18284, 22202, 36568, 44404, 45293, 77707, 88808, 90586, 155414, 181172, 310828, 317051, 362344, 621656, 634102, 769981, 1268204, 1539962, 2536408, 3079924, 5389867, 6159848, 10779734, 21559468, 29576329, 43118936, 59152658, 118305316, 207034303, 236610632, 414068606, 502797593, 828137212, 1005595186, 1656274424, 2011190372, 3519583151, 4022380744, 7039166302, 14078332604, 28156665208]

約数ペア:

[(1, 28156665208), (2, 14078332604), (4, 7039166302), (7, 4022380744), (8, 3519583151), (14, 2011190372), (17, 1656274424), (28, 1005595186), (34, 828137212), (56, 502797593), (68, 414068606), (119, 236610632), (136, 207034303), (238, 118305316), (476, 59152658), (653, 43118936), (952, 29576329), (1306, 21559468), (2612, 10779734), (4571, 6159848), (5224, 5389867), (9142, 3079924), (11101, 2536408), (18284, 1539962), (22202, 1268204), (36568, 769981), (44404, 634102), (45293, 621656), (77707, 362344), (88808, 317051), (90586, 310828), (155414, 181172)]