858636

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 2437344

約数和(自身を除く): 1578708

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 61, 68, 69, 92, 102, 122, 138, 153, 183, 204, 207, 244, 276, 306, 366, 391, 414, 549, 612, 732, 782, 828, 1037, 1098, 1173, 1403, 1564, 2074, 2196, 2346, 2806, 3111, 3519, 4148, 4209, 4692, 5612, 6222, 7038, 8418, 9333, 12444, 12627, 14076, 16836, 18666, 23851, 25254, 37332, 47702, 50508, 71553, 95404, 143106, 214659, 286212, 429318, 858636]

約数ペア:

[(1, 858636), (2, 429318), (3, 286212), (4, 214659), (6, 143106), (9, 95404), (12, 71553), (17, 50508), (18, 47702), (23, 37332), (34, 25254), (36, 23851), (46, 18666), (51, 16836), (61, 14076), (68, 12627), (69, 12444), (92, 9333), (102, 8418), (122, 7038), (138, 6222), (153, 5612), (183, 4692), (204, 4209), (207, 4148), (244, 3519), (276, 3111), (306, 2806), (366, 2346), (391, 2196), (414, 2074), (549, 1564), (612, 1403), (732, 1173), (782, 1098), (828, 1037)]