18284535

素因数分解:

$3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 33415200

約数和(自身を除く): 15130665

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 149, 243, 303, 405, 447, 505, 745, 909, 1215, 1341, 1515, 2235, 2727, 4023, 4545, 6705, 8181, 12069, 13635, 15049, 20115, 24543, 36207, 40905, 45147, 60345, 75245, 122715, 135441, 181035, 225735, 406323, 677205, 1218969, 2031615, 3656907, 6094845, 18284535]

約数ペア:

[(1, 18284535), (3, 6094845), (5, 3656907), (9, 2031615), (15, 1218969), (27, 677205), (45, 406323), (81, 225735), (101, 181035), (135, 135441), (149, 122715), (243, 75245), (303, 60345), (405, 45147), (447, 40905), (505, 36207), (745, 24543), (909, 20115), (1215, 15049), (1341, 13635), (1515, 12069), (2235, 8181), (2727, 6705), (4023, 4545)]