42018858

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 108000000

約数和(自身を除く): 65981142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 89, 126, 178, 189, 267, 378, 534, 623, 801, 1246, 1249, 1602, 1869, 2403, 2498, 3738, 3747, 4806, 5607, 7494, 8743, 11214, 11241, 16821, 17486, 22482, 26229, 33642, 33723, 52458, 67446, 78687, 111161, 157374, 222322, 236061, 333483, 472122, 666966, 778127, 1000449, 1556254, 2000898, 2334381, 3001347, 4668762, 6002694, 7003143, 14006286, 21009429, 42018858]

約数ペア:

[(1, 42018858), (2, 21009429), (3, 14006286), (6, 7003143), (7, 6002694), (9, 4668762), (14, 3001347), (18, 2334381), (21, 2000898), (27, 1556254), (42, 1000449), (54, 778127), (63, 666966), (89, 472122), (126, 333483), (178, 236061), (189, 222322), (267, 157374), (378, 111161), (534, 78687), (623, 67446), (801, 52458), (1246, 33723), (1249, 33642), (1602, 26229), (1869, 22482), (2403, 17486), (2498, 16821), (3738, 11241), (3747, 11214), (4806, 8743), (5607, 7494)]