201535761

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2221}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 319968000

約数和(自身を除く): 118432239

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 447, 609, 1043, 2221, 3129, 4321, 6663, 12963, 15547, 30247, 46641, 64409, 90741, 193227, 330929, 450863, 992787, 1352589, 2316503, 6949509, 9596941, 28790823, 67178587, 201535761]

約数ペア:

[(1, 201535761), (3, 67178587), (7, 28790823), (21, 9596941), (29, 6949509), (87, 2316503), (149, 1352589), (203, 992787), (447, 450863), (609, 330929), (1043, 193227), (2221, 90741), (3129, 64409), (4321, 46641), (6663, 30247), (12963, 15547)]