42123255

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 68947200

約数和(自身を除く): 26823945

約数列:

[1, 3, 5, 15, 89, 139, 227, 267, 417, 445, 681, 695, 1135, 1335, 2085, 3405, 12371, 20203, 31553, 37113, 60609, 61855, 94659, 101015, 157765, 185565, 303045, 473295, 2808217, 8424651, 14041085, 42123255]

約数ペア:

[(1, 42123255), (3, 14041085), (5, 8424651), (15, 2808217), (89, 473295), (139, 303045), (227, 185565), (267, 157765), (417, 101015), (445, 94659), (681, 61855), (695, 60609), (1135, 37113), (1335, 31553), (2085, 20203), (3405, 12371)]