278755888

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{1427}}^1$

素因数の和:1885

約数の個数: 40

約数和(自身を含む): 560432880

約数和(自身を除く): 281676992

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 421, 464, 842, 1427, 1684, 2854, 3368, 5708, 6736, 11416, 12209, 22832, 24418, 41383, 48836, 82766, 97672, 165532, 195344, 331064, 600767, 662128, 1201534, 2403068, 4806136, 9612272, 17422243, 34844486, 69688972, 139377944, 278755888]

約数ペア:

[(1, 278755888), (2, 139377944), (4, 69688972), (8, 34844486), (16, 17422243), (29, 9612272), (58, 4806136), (116, 2403068), (232, 1201534), (421, 662128), (464, 600767), (842, 331064), (1427, 195344), (1684, 165532), (2854, 97672), (3368, 82766), (5708, 48836), (6736, 41383), (11416, 24418), (12209, 22832)]