13881248

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 30945600

約数和(自身を除く): 17064352

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 79, 136, 152, 158, 272, 289, 304, 316, 323, 544, 578, 608, 632, 646, 1156, 1264, 1292, 1343, 1501, 2312, 2528, 2584, 2686, 3002, 4624, 5168, 5372, 5491, 6004, 9248, 10336, 10744, 10982, 12008, 21488, 21964, 22831, 24016, 25517, 42976, 43928, 45662, 48032, 51034, 87856, 91324, 102068, 175712, 182648, 204136, 365296, 408272, 433789, 730592, 816544, 867578, 1735156, 3470312, 6940624, 13881248]

約数ペア:

[(1, 13881248), (2, 6940624), (4, 3470312), (8, 1735156), (16, 867578), (17, 816544), (19, 730592), (32, 433789), (34, 408272), (38, 365296), (68, 204136), (76, 182648), (79, 175712), (136, 102068), (152, 91324), (158, 87856), (272, 51034), (289, 48032), (304, 45662), (316, 43928), (323, 42976), (544, 25517), (578, 24016), (608, 22831), (632, 21964), (646, 21488), (1156, 12008), (1264, 10982), (1292, 10744), (1343, 10336), (1501, 9248), (2312, 6004), (2528, 5491), (2584, 5372), (2686, 5168), (3002, 4624)]