42971877

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 70773248

約数和(自身を除く): 27801371

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 183, 223, 243, 351, 549, 669, 793, 1053, 1647, 2007, 2379, 2899, 3159, 4941, 6021, 7137, 8697, 13603, 14823, 18063, 21411, 26091, 40809, 54189, 64233, 78273, 122427, 176839, 192699, 234819, 367281, 530517, 704457, 1101843, 1591551, 3305529, 4774653, 14323959, 42971877]

約数ペア:

[(1, 42971877), (3, 14323959), (9, 4774653), (13, 3305529), (27, 1591551), (39, 1101843), (61, 704457), (81, 530517), (117, 367281), (183, 234819), (223, 192699), (243, 176839), (351, 122427), (549, 78273), (669, 64233), (793, 54189), (1053, 40809), (1647, 26091), (2007, 21411), (2379, 18063), (2899, 14823), (3159, 13603), (4941, 8697), (6021, 7137)]