214975410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{551219}}^1$

素因数の和:551242

約数の個数: 32

約数和(自身を含む): 555629760

約数和(自身を除く): 340654350

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 551219, 1102438, 1653657, 2756095, 3307314, 5512190, 7165847, 8268285, 14331694, 16536570, 21497541, 35829235, 42995082, 71658470, 107487705, 214975410]

約数ペア:

[(1, 214975410), (2, 107487705), (3, 71658470), (5, 42995082), (6, 35829235), (10, 21497541), (13, 16536570), (15, 14331694), (26, 8268285), (30, 7165847), (39, 5512190), (65, 3307314), (78, 2756095), (130, 1653657), (195, 1102438), (390, 551219)]