287883916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 571917024

約数和(自身を除く): 284033108

約数列:

[1, 2, 4, 17, 23, 34, 46, 53, 68, 92, 106, 151, 212, 302, 391, 529, 604, 782, 901, 1058, 1219, 1564, 1802, 2116, 2438, 2567, 3473, 3604, 4876, 5134, 6946, 8003, 8993, 10268, 13892, 16006, 17986, 20723, 28037, 32012, 35972, 41446, 56074, 59041, 79879, 82892, 112148, 118082, 136051, 159758, 184069, 236164, 272102, 319516, 368138, 476629, 544204, 736276, 953258, 1357943, 1906516, 2715886, 3129173, 4233587, 5431772, 6258346, 8467174, 12516692, 16934348, 71970979, 143941958, 287883916]

約数ペア:

[(1, 287883916), (2, 143941958), (4, 71970979), (17, 16934348), (23, 12516692), (34, 8467174), (46, 6258346), (53, 5431772), (68, 4233587), (92, 3129173), (106, 2715886), (151, 1906516), (212, 1357943), (302, 953258), (391, 736276), (529, 544204), (604, 476629), (782, 368138), (901, 319516), (1058, 272102), (1219, 236164), (1564, 184069), (1802, 159758), (2116, 136051), (2438, 118082), (2567, 112148), (3473, 82892), (3604, 79879), (4876, 59041), (5134, 56074), (6946, 41446), (8003, 35972), (8993, 32012), (10268, 28037), (13892, 20723), (16006, 17986)]