42126987

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 66150400

約数和(自身を除く): 24023413

約数列:

[1, 3, 7, 21, 67, 79, 201, 237, 379, 469, 553, 1137, 1407, 1659, 2653, 5293, 7959, 15879, 25393, 29941, 37051, 76179, 89823, 111153, 177751, 209587, 533253, 628761, 2006047, 6018141, 14042329, 42126987]

約数ペア:

[(1, 42126987), (3, 14042329), (7, 6018141), (21, 2006047), (67, 628761), (79, 533253), (201, 209587), (237, 177751), (379, 111153), (469, 89823), (553, 76179), (1137, 37051), (1407, 29941), (1659, 25393), (2653, 15879), (5293, 7959)]