61871908

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 137894400

約数和(自身を除く): 76022492

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 49, 62, 68, 98, 119, 124, 196, 217, 238, 434, 476, 527, 599, 833, 868, 1054, 1198, 1519, 1666, 2108, 2396, 3038, 3332, 3689, 4193, 6076, 7378, 8386, 10183, 14756, 16772, 18569, 20366, 25823, 29351, 37138, 40732, 51646, 58702, 71281, 74276, 103292, 117404, 129983, 142562, 259966, 285124, 315673, 498967, 519932, 631346, 909881, 997934, 1262692, 1819762, 1995868, 2209711, 3639524, 4419422, 8838844, 15467977, 30935954, 61871908]

約数ペア:

[(1, 61871908), (2, 30935954), (4, 15467977), (7, 8838844), (14, 4419422), (17, 3639524), (28, 2209711), (31, 1995868), (34, 1819762), (49, 1262692), (62, 997934), (68, 909881), (98, 631346), (119, 519932), (124, 498967), (196, 315673), (217, 285124), (238, 259966), (434, 142562), (476, 129983), (527, 117404), (599, 103292), (833, 74276), (868, 71281), (1054, 58702), (1198, 51646), (1519, 40732), (1666, 37138), (2108, 29351), (2396, 25823), (3038, 20366), (3332, 18569), (3689, 16772), (4193, 14756), (6076, 10183), (7378, 8386)]