257633312

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13669}}^1$

素因数の和:13729

約数の個数: 48

約数和(自身を含む): 551174400

約数和(自身を除く): 293541088

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 13669, 18848, 27338, 54676, 109352, 218704, 259711, 423739, 437408, 519422, 847478, 1038844, 1694956, 2077688, 3389912, 4155376, 6779824, 8051041, 8310752, 13559648, 16102082, 32204164, 64408328, 128816656, 257633312]

約数ペア:

[(1, 257633312), (2, 128816656), (4, 64408328), (8, 32204164), (16, 16102082), (19, 13559648), (31, 8310752), (32, 8051041), (38, 6779824), (62, 4155376), (76, 3389912), (124, 2077688), (152, 1694956), (248, 1038844), (304, 847478), (496, 519422), (589, 437408), (608, 423739), (992, 259711), (1178, 218704), (2356, 109352), (4712, 54676), (9424, 27338), (13669, 18848)]