73972605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5297}}^1$

素因数の和:5338

約数の個数: 48

約数和(自身を含む): 144953280

約数和(自身を除く): 70980675

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 5297, 13965, 15891, 26485, 37079, 79455, 100643, 111237, 185395, 259553, 301929, 503215, 556185, 704501, 778659, 1297765, 1509645, 2113503, 3522505, 3893295, 4931507, 10567515, 14794521, 24657535, 73972605]

約数ペア:

[(1, 73972605), (3, 24657535), (5, 14794521), (7, 10567515), (15, 4931507), (19, 3893295), (21, 3522505), (35, 2113503), (49, 1509645), (57, 1297765), (95, 778659), (105, 704501), (133, 556185), (147, 503215), (245, 301929), (285, 259553), (399, 185395), (665, 111237), (735, 100643), (931, 79455), (1995, 37079), (2793, 26485), (4655, 15891), (5297, 13965)]