153978972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 421344000

約数和(自身を除く): 267365028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 524, 588, 786, 917, 1572, 1834, 1999, 2751, 3668, 3998, 5502, 5997, 6419, 7996, 11004, 11994, 12838, 13993, 19257, 23988, 25676, 27986, 38514, 41979, 55972, 77028, 83958, 97951, 167916, 195902, 261869, 293853, 391804, 523738, 587706, 785607, 1047476, 1175412, 1571214, 1833083, 3142428, 3666166, 5499249, 7332332, 10998498, 12831581, 21996996, 25663162, 38494743, 51326324, 76989486, 153978972]

約数ペア:

[(1, 153978972), (2, 76989486), (3, 51326324), (4, 38494743), (6, 25663162), (7, 21996996), (12, 12831581), (14, 10998498), (21, 7332332), (28, 5499249), (42, 3666166), (49, 3142428), (84, 1833083), (98, 1571214), (131, 1175412), (147, 1047476), (196, 785607), (262, 587706), (294, 523738), (393, 391804), (524, 293853), (588, 261869), (786, 195902), (917, 167916), (1572, 97951), (1834, 83958), (1999, 77028), (2751, 55972), (3668, 41979), (3998, 38514), (5502, 27986), (5997, 25676), (6419, 23988), (7996, 19257), (11004, 13993), (11994, 12838)]