642785234

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5669}}^1$

素因数の和:5787

約数の個数: 48

約数和(自身を含む): 1221658200

約数和(自身を除く): 578872966

約数列:

[1, 2, 7, 13, 14, 26, 49, 89, 91, 98, 178, 182, 623, 637, 1157, 1246, 1274, 2314, 4361, 5669, 8099, 8722, 11338, 16198, 39683, 56693, 73697, 79366, 113386, 147394, 277781, 504541, 515879, 555562, 1009082, 1031758, 3531787, 3611153, 6559033, 7063574, 7222306, 13118066, 24722509, 45913231, 49445018, 91826462, 321392617, 642785234]

約数ペア:

[(1, 642785234), (2, 321392617), (7, 91826462), (13, 49445018), (14, 45913231), (26, 24722509), (49, 13118066), (89, 7222306), (91, 7063574), (98, 6559033), (178, 3611153), (182, 3531787), (623, 1031758), (637, 1009082), (1157, 555562), (1246, 515879), (1274, 504541), (2314, 277781), (4361, 147394), (5669, 113386), (8099, 79366), (8722, 73697), (11338, 56693), (16198, 39683)]