623152516

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{947}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 1269015552

約数和(自身を除く): 645863036

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 331, 497, 662, 947, 994, 1324, 1894, 1988, 2317, 3788, 4634, 6629, 9268, 13258, 23501, 26516, 47002, 67237, 94004, 134474, 164507, 268948, 313457, 329014, 470659, 626914, 658028, 941318, 1253828, 1882636, 2194199, 4388398, 8776796, 22255447, 44510894, 89021788, 155788129, 311576258, 623152516]

約数ペア:

[(1, 623152516), (2, 311576258), (4, 155788129), (7, 89021788), (14, 44510894), (28, 22255447), (71, 8776796), (142, 4388398), (284, 2194199), (331, 1882636), (497, 1253828), (662, 941318), (947, 658028), (994, 626914), (1324, 470659), (1894, 329014), (1988, 313457), (2317, 268948), (3788, 164507), (4634, 134474), (6629, 94004), (9268, 67237), (13258, 47002), (23501, 26516)]