131565196

素因数分解:

$2^2\times 7^5\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 285492480

約数和(自身を除く): 153927284

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 103, 133, 196, 206, 266, 343, 412, 532, 686, 721, 931, 1372, 1442, 1862, 1957, 2401, 2884, 3724, 3914, 4802, 5047, 6517, 7828, 9604, 10094, 13034, 13699, 16807, 20188, 26068, 27398, 33614, 35329, 45619, 54796, 67228, 70658, 91238, 95893, 141316, 182476, 191786, 247303, 319333, 383572, 494606, 638666, 671251, 989212, 1277332, 1342502, 1731121, 2685004, 3462242, 4698757, 6924484, 9397514, 18795028, 32891299, 65782598, 131565196]

約数ペア:

[(1, 131565196), (2, 65782598), (4, 32891299), (7, 18795028), (14, 9397514), (19, 6924484), (28, 4698757), (38, 3462242), (49, 2685004), (76, 1731121), (98, 1342502), (103, 1277332), (133, 989212), (196, 671251), (206, 638666), (266, 494606), (343, 383572), (412, 319333), (532, 247303), (686, 191786), (721, 182476), (931, 141316), (1372, 95893), (1442, 91238), (1862, 70658), (1957, 67228), (2401, 54796), (2884, 45619), (3724, 35329), (3914, 33614), (4802, 27398), (5047, 26068), (6517, 20188), (7828, 16807), (9604, 13699), (10094, 13034)]