438621118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6481}}^1$

素因数の和:6652

約数の個数: 32

約数和(自身を含む): 751393440

約数和(自身を除く): 312772322

約数列:

[1, 2, 13, 19, 26, 38, 137, 247, 274, 494, 1781, 2603, 3562, 5206, 6481, 12962, 33839, 67678, 84253, 123139, 168506, 246278, 887897, 1600807, 1775794, 3201614, 11542661, 16870043, 23085322, 33740086, 219310559, 438621118]

約数ペア:

[(1, 438621118), (2, 219310559), (13, 33740086), (19, 23085322), (26, 16870043), (38, 11542661), (137, 3201614), (247, 1775794), (274, 1600807), (494, 887897), (1781, 246278), (2603, 168506), (3562, 123139), (5206, 84253), (6481, 67678), (12962, 33839)]