165863235

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 289640448

約数和(自身を除く): 123777213

約数列:

[1, 3, 5, 15, 23, 47, 53, 69, 115, 141, 159, 193, 235, 265, 345, 579, 705, 795, 965, 1081, 1219, 2491, 2895, 3243, 3657, 4439, 5405, 6095, 7473, 9071, 10229, 12455, 13317, 16215, 18285, 22195, 27213, 30687, 37365, 45355, 51145, 57293, 66585, 136065, 153435, 171879, 208633, 235267, 286465, 480763, 625899, 705801, 859395, 1043165, 1176335, 1442289, 2403815, 3129495, 3529005, 7211445, 11057549, 33172647, 55287745, 165863235]

約数ペア:

[(1, 165863235), (3, 55287745), (5, 33172647), (15, 11057549), (23, 7211445), (47, 3529005), (53, 3129495), (69, 2403815), (115, 1442289), (141, 1176335), (159, 1043165), (193, 859395), (235, 705801), (265, 625899), (345, 480763), (579, 286465), (705, 235267), (795, 208633), (965, 171879), (1081, 153435), (1219, 136065), (2491, 66585), (2895, 57293), (3243, 51145), (3657, 45355), (4439, 37365), (5405, 30687), (6095, 27213), (7473, 22195), (9071, 18285), (10229, 16215), (12455, 13317)]