331325892

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 885195948

約数和(自身を除く): 553870056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 157, 183, 186, 244, 279, 314, 366, 372, 471, 549, 558, 628, 732, 942, 961, 1098, 1116, 1413, 1884, 1891, 1922, 2196, 2826, 2883, 3782, 3844, 4867, 5652, 5673, 5766, 7564, 8649, 9577, 9734, 11346, 11532, 14601, 17019, 17298, 19154, 19468, 22692, 28731, 29202, 34038, 34596, 38308, 43803, 57462, 58404, 58621, 68076, 86193, 87606, 114924, 117242, 150877, 172386, 175212, 175863, 234484, 296887, 301754, 344772, 351726, 452631, 527589, 593774, 603508, 703452, 890661, 905262, 1055178, 1187548, 1357893, 1781322, 1810524, 2110356, 2671983, 2715786, 3562644, 5343966, 5431572, 9203497, 10687932, 18406994, 27610491, 36813988, 55220982, 82831473, 110441964, 165662946, 331325892]

約数ペア:

[(1, 331325892), (2, 165662946), (3, 110441964), (4, 82831473), (6, 55220982), (9, 36813988), (12, 27610491), (18, 18406994), (31, 10687932), (36, 9203497), (61, 5431572), (62, 5343966), (93, 3562644), (122, 2715786), (124, 2671983), (157, 2110356), (183, 1810524), (186, 1781322), (244, 1357893), (279, 1187548), (314, 1055178), (366, 905262), (372, 890661), (471, 703452), (549, 603508), (558, 593774), (628, 527589), (732, 452631), (942, 351726), (961, 344772), (1098, 301754), (1116, 296887), (1413, 234484), (1884, 175863), (1891, 175212), (1922, 172386), (2196, 150877), (2826, 117242), (2883, 114924), (3782, 87606), (3844, 86193), (4867, 68076), (5652, 58621), (5673, 58404), (5766, 57462), (7564, 43803), (8649, 38308), (9577, 34596), (9734, 34038), (11346, 29202), (11532, 28731), (14601, 22692), (17019, 19468), (17298, 19154)]