247078405

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{1063}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 352396800

約数和(自身を除く): 105318395

約数列:

[1, 5, 7, 29, 35, 145, 203, 229, 1015, 1063, 1145, 1603, 5315, 6641, 7441, 8015, 30827, 33205, 37205, 46487, 154135, 215789, 232435, 243427, 1078945, 1217135, 1703989, 7059383, 8519945, 35296915, 49415681, 247078405]

約数ペア:

[(1, 247078405), (5, 49415681), (7, 35296915), (29, 8519945), (35, 7059383), (145, 1703989), (203, 1217135), (229, 1078945), (1015, 243427), (1063, 232435), (1145, 215789), (1603, 154135), (5315, 46487), (6641, 37205), (7441, 33205), (8015, 30827)]