28156692

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 73031616

約数和(自身を除く): 44874924

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 289, 353, 391, 578, 706, 782, 867, 1059, 1156, 1173, 1412, 1564, 1734, 2118, 2346, 3468, 4236, 4692, 6001, 6647, 8119, 12002, 13294, 16238, 18003, 19941, 24004, 24357, 26588, 32476, 36006, 39882, 48714, 72012, 79764, 97428, 102017, 138023, 204034, 276046, 306051, 408068, 414069, 552092, 612102, 828138, 1224204, 1656276, 2346391, 4692782, 7039173, 9385564, 14078346, 28156692]

約数ペア:

[(1, 28156692), (2, 14078346), (3, 9385564), (4, 7039173), (6, 4692782), (12, 2346391), (17, 1656276), (23, 1224204), (34, 828138), (46, 612102), (51, 552092), (68, 414069), (69, 408068), (92, 306051), (102, 276046), (138, 204034), (204, 138023), (276, 102017), (289, 97428), (353, 79764), (391, 72012), (578, 48714), (706, 39882), (782, 36006), (867, 32476), (1059, 26588), (1156, 24357), (1173, 24004), (1412, 19941), (1564, 18003), (1734, 16238), (2118, 13294), (2346, 12002), (3468, 8119), (4236, 6647), (4692, 6001)]