139693372

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 308792736

約数和(自身を除く): 169099364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 169, 182, 212, 338, 364, 371, 557, 676, 689, 742, 1114, 1183, 1378, 1484, 2228, 2366, 2756, 3899, 4732, 4823, 7241, 7798, 8957, 9646, 14482, 15596, 17914, 19292, 28964, 29521, 35828, 50687, 59042, 62699, 94133, 101374, 118084, 125398, 188266, 202748, 206647, 250796, 376532, 383773, 413294, 658931, 767546, 826588, 1317862, 1535092, 2635724, 2686411, 4989049, 5372822, 9978098, 10745644, 19956196, 34923343, 69846686, 139693372]

約数ペア:

[(1, 139693372), (2, 69846686), (4, 34923343), (7, 19956196), (13, 10745644), (14, 9978098), (26, 5372822), (28, 4989049), (52, 2686411), (53, 2635724), (91, 1535092), (106, 1317862), (169, 826588), (182, 767546), (212, 658931), (338, 413294), (364, 383773), (371, 376532), (557, 250796), (676, 206647), (689, 202748), (742, 188266), (1114, 125398), (1183, 118084), (1378, 101374), (1484, 94133), (2228, 62699), (2366, 59042), (2756, 50687), (3899, 35828), (4732, 29521), (4823, 28964), (7241, 19292), (7798, 17914), (8957, 15596), (9646, 14482)]