312781350338

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1\times {\mathrm{1117}}^1\times {\mathrm{4013}}^1$

素因数の和:5522

約数の個数: 32

約数和(自身を含む): 474973087680

約数和(自身を除く): 162191737342

約数列:

[1, 2, 139, 251, 278, 502, 1117, 2234, 4013, 8026, 34889, 69778, 155263, 280367, 310526, 557807, 560734, 1007263, 1115614, 2014526, 4482521, 8965042, 38971013, 77942026, 140009557, 280019114, 623070419, 1125112771, 1246140838, 2250225542, 156390675169, 312781350338]

約数ペア:

[(1, 312781350338), (2, 156390675169), (139, 2250225542), (251, 1246140838), (278, 1125112771), (502, 623070419), (1117, 280019114), (2234, 140009557), (4013, 77942026), (8026, 38971013), (34889, 8965042), (69778, 4482521), (155263, 2014526), (280367, 1115614), (310526, 1007263), (557807, 560734)]