221576316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{19457}}^1$

素因数の和:19550

約数の個数: 48

約数和(自身を含む): 564437664

約数和(自身を除く): 342861348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 19457, 38914, 58371, 77828, 116742, 233484, 252941, 505882, 758823, 1011764, 1420361, 1517646, 2840722, 3035292, 4261083, 5681444, 8522166, 17044332, 18464693, 36929386, 55394079, 73858772, 110788158, 221576316]

約数ペア:

[(1, 221576316), (2, 110788158), (3, 73858772), (4, 55394079), (6, 36929386), (12, 18464693), (13, 17044332), (26, 8522166), (39, 5681444), (52, 4261083), (73, 3035292), (78, 2840722), (146, 1517646), (156, 1420361), (219, 1011764), (292, 758823), (438, 505882), (876, 252941), (949, 233484), (1898, 116742), (2847, 77828), (3796, 58371), (5694, 38914), (11388, 19457)]