161109914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 298844160

約数和(自身を除く): 137734246

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 79, 127, 158, 217, 254, 259, 434, 518, 553, 889, 1106, 1147, 1778, 2294, 2449, 2923, 3937, 4699, 4898, 5846, 7874, 8029, 9398, 10033, 16058, 17143, 20066, 20461, 27559, 32893, 34286, 40922, 55118, 65786, 70231, 90613, 140462, 145669, 181226, 291338, 311023, 371221, 622046, 634291, 742442, 1019683, 1268582, 2039366, 2177161, 2598547, 4354322, 5197094, 11507851, 23015702, 80554957, 161109914]

約数ペア:

[(1, 161109914), (2, 80554957), (7, 23015702), (14, 11507851), (31, 5197094), (37, 4354322), (62, 2598547), (74, 2177161), (79, 2039366), (127, 1268582), (158, 1019683), (217, 742442), (254, 634291), (259, 622046), (434, 371221), (518, 311023), (553, 291338), (889, 181226), (1106, 145669), (1147, 140462), (1778, 90613), (2294, 70231), (2449, 65786), (2923, 55118), (3937, 40922), (4699, 34286), (4898, 32893), (5846, 27559), (7874, 20461), (8029, 20066), (9398, 17143), (10033, 16058)]