28441374

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 65862720

約数和(自身を除く): 37421346

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 89, 102, 178, 221, 241, 267, 442, 482, 534, 663, 723, 1157, 1326, 1446, 1513, 2314, 3026, 3133, 3471, 4097, 4539, 6266, 6942, 8194, 9078, 9399, 12291, 18798, 19669, 21449, 24582, 39338, 42898, 53261, 59007, 64347, 106522, 118014, 128694, 159783, 278837, 319566, 364633, 557674, 729266, 836511, 1093899, 1673022, 2187798, 4740229, 9480458, 14220687, 28441374]

約数ペア:

[(1, 28441374), (2, 14220687), (3, 9480458), (6, 4740229), (13, 2187798), (17, 1673022), (26, 1093899), (34, 836511), (39, 729266), (51, 557674), (78, 364633), (89, 319566), (102, 278837), (178, 159783), (221, 128694), (241, 118014), (267, 106522), (442, 64347), (482, 59007), (534, 53261), (663, 42898), (723, 39338), (1157, 24582), (1326, 21449), (1446, 19669), (1513, 18798), (2314, 12291), (3026, 9399), (3133, 9078), (3471, 8194), (4097, 6942), (4539, 6266)]