31906904

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{433}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 61350240

約数和(自身を除く): 29443336

約数列:

[1, 2, 4, 8, 61, 122, 151, 244, 302, 433, 488, 604, 866, 1208, 1732, 3464, 9211, 18422, 26413, 36844, 52826, 65383, 73688, 105652, 130766, 211304, 261532, 523064, 3988363, 7976726, 15953452, 31906904]

約数ペア:

[(1, 31906904), (2, 15953452), (4, 7976726), (8, 3988363), (61, 523064), (122, 261532), (151, 211304), (244, 130766), (302, 105652), (433, 73688), (488, 65383), (604, 52826), (866, 36844), (1208, 26413), (1732, 18422), (3464, 9211)]