238751044

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 486864000

約数和(自身を除く): 248112956

約数列:

[1, 2, 4, 7, 14, 28, 89, 149, 178, 298, 356, 596, 623, 643, 1043, 1246, 1286, 2086, 2492, 2572, 4172, 4501, 9002, 13261, 18004, 26522, 53044, 57227, 92827, 95807, 114454, 185654, 191614, 228908, 371308, 383228, 400589, 670649, 801178, 1341298, 1602356, 2682596, 8526823, 17053646, 34107292, 59687761, 119375522, 238751044]

約数ペア:

[(1, 238751044), (2, 119375522), (4, 59687761), (7, 34107292), (14, 17053646), (28, 8526823), (89, 2682596), (149, 1602356), (178, 1341298), (298, 801178), (356, 670649), (596, 400589), (623, 383228), (643, 371308), (1043, 228908), (1246, 191614), (1286, 185654), (2086, 114454), (2492, 95807), (2572, 92827), (4172, 57227), (4501, 53044), (9002, 26522), (13261, 18004)]