27881394

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 34171086

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 59, 82, 102, 113, 118, 123, 177, 226, 246, 339, 354, 678, 697, 1003, 1394, 1921, 2006, 2091, 2419, 3009, 3842, 4182, 4633, 4838, 5763, 6018, 6667, 7257, 9266, 11526, 13334, 13899, 14514, 20001, 27798, 40002, 41123, 78761, 82246, 113339, 123369, 157522, 226678, 236283, 246738, 273347, 340017, 472566, 546694, 680034, 820041, 1640082, 4646899, 9293798, 13940697, 27881394]

約数ペア:

[(1, 27881394), (2, 13940697), (3, 9293798), (6, 4646899), (17, 1640082), (34, 820041), (41, 680034), (51, 546694), (59, 472566), (82, 340017), (102, 273347), (113, 246738), (118, 236283), (123, 226678), (177, 157522), (226, 123369), (246, 113339), (339, 82246), (354, 78761), (678, 41123), (697, 40002), (1003, 27798), (1394, 20001), (1921, 14514), (2006, 13899), (2091, 13334), (2419, 11526), (3009, 9266), (3842, 7257), (4182, 6667), (4633, 6018), (4838, 5763)]