213421832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{108007}}^1$

素因数の和:108045

約数の個数: 32

約数和(自身を含む): 453633600

約数和(自身を除く): 240211768

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 108007, 216014, 432028, 864056, 1404091, 2052133, 2808182, 4104266, 5616364, 8208532, 11232728, 16417064, 26677729, 53355458, 106710916, 213421832]

約数ペア:

[(1, 213421832), (2, 106710916), (4, 53355458), (8, 26677729), (13, 16417064), (19, 11232728), (26, 8208532), (38, 5616364), (52, 4104266), (76, 2808182), (104, 2052133), (152, 1404091), (247, 864056), (494, 432028), (988, 216014), (1976, 108007)]