331389786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20929}}^1$

素因数の和:20983

約数の個数: 64

約数和(自身を含む): 843897600

約数和(自身を除く): 512507814

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1218, 2262, 2639, 5278, 7917, 15834, 20929, 41858, 62787, 125574, 146503, 272077, 293006, 439509, 544154, 606941, 816231, 879018, 1213882, 1632462, 1820823, 1904539, 3641646, 3809078, 4248587, 5713617, 7890233, 8497174, 11427234, 12745761, 15780466, 23670699, 25491522, 47341398, 55231631, 110463262, 165694893, 331389786]

約数ペア:

[(1, 331389786), (2, 165694893), (3, 110463262), (6, 55231631), (7, 47341398), (13, 25491522), (14, 23670699), (21, 15780466), (26, 12745761), (29, 11427234), (39, 8497174), (42, 7890233), (58, 5713617), (78, 4248587), (87, 3809078), (91, 3641646), (174, 1904539), (182, 1820823), (203, 1632462), (273, 1213882), (377, 879018), (406, 816231), (546, 606941), (609, 544154), (754, 439509), (1131, 293006), (1218, 272077), (2262, 146503), (2639, 125574), (5278, 62787), (7917, 41858), (15834, 20929)]