28603908

素因数分解:

$2^2\times 3^3\times {\mathrm{59}}^1\times {\mathrm{67}}^2$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 76557600

約数和(自身を除く): 47953692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 67, 108, 118, 134, 177, 201, 236, 268, 354, 402, 531, 603, 708, 804, 1062, 1206, 1593, 1809, 2124, 2412, 3186, 3618, 3953, 4489, 6372, 7236, 7906, 8978, 11859, 13467, 15812, 17956, 23718, 26934, 35577, 40401, 47436, 53868, 71154, 80802, 106731, 121203, 142308, 161604, 213462, 242406, 264851, 426924, 484812, 529702, 794553, 1059404, 1589106, 2383659, 3178212, 4767318, 7150977, 9534636, 14301954, 28603908]

約数ペア:

[(1, 28603908), (2, 14301954), (3, 9534636), (4, 7150977), (6, 4767318), (9, 3178212), (12, 2383659), (18, 1589106), (27, 1059404), (36, 794553), (54, 529702), (59, 484812), (67, 426924), (108, 264851), (118, 242406), (134, 213462), (177, 161604), (201, 142308), (236, 121203), (268, 106731), (354, 80802), (402, 71154), (531, 53868), (603, 47436), (708, 40401), (804, 35577), (1062, 26934), (1206, 23718), (1593, 17956), (1809, 15812), (2124, 13467), (2412, 11859), (3186, 8978), (3618, 7906), (3953, 7236), (4489, 6372)]