197260688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{797}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 395808000

約数和(自身を除く): 198547312

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 499, 797, 998, 1594, 1996, 3188, 3992, 6376, 7984, 12752, 15469, 24707, 30938, 49414, 61876, 98828, 123752, 197656, 247504, 395312, 397703, 795406, 1590812, 3181624, 6363248, 12328793, 24657586, 49315172, 98630344, 197260688]

約数ペア:

[(1, 197260688), (2, 98630344), (4, 49315172), (8, 24657586), (16, 12328793), (31, 6363248), (62, 3181624), (124, 1590812), (248, 795406), (496, 397703), (499, 395312), (797, 247504), (998, 197656), (1594, 123752), (1996, 98828), (3188, 61876), (3992, 49414), (6376, 30938), (7984, 24707), (12752, 15469)]