13214810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 28009800

約数和(自身を除く): 14794990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 181, 245, 298, 362, 490, 745, 905, 1043, 1267, 1490, 1810, 2086, 2534, 5215, 6335, 7301, 8869, 10430, 12670, 14602, 17738, 26969, 36505, 44345, 53938, 73010, 88690, 134845, 188783, 269690, 377566, 943915, 1321481, 1887830, 2642962, 6607405, 13214810]

約数ペア:

[(1, 13214810), (2, 6607405), (5, 2642962), (7, 1887830), (10, 1321481), (14, 943915), (35, 377566), (49, 269690), (70, 188783), (98, 134845), (149, 88690), (181, 73010), (245, 53938), (298, 44345), (362, 36505), (490, 26969), (745, 17738), (905, 14602), (1043, 12670), (1267, 10430), (1490, 8869), (1810, 7301), (2086, 6335), (2534, 5215)]