215860512

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{321221}}^1$

素因数の和:321241

約数の個数: 48

約数和(自身を含む): 647583552

約数和(自身を除く): 431723040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 321221, 642442, 963663, 1284884, 1927326, 2248547, 2569768, 3854652, 4497094, 5139536, 6745641, 7709304, 8994188, 10279072, 13491282, 15418608, 17988376, 26982564, 30837216, 35976752, 53965128, 71953504, 107930256, 215860512]

約数ペア:

[(1, 215860512), (2, 107930256), (3, 71953504), (4, 53965128), (6, 35976752), (7, 30837216), (8, 26982564), (12, 17988376), (14, 15418608), (16, 13491282), (21, 10279072), (24, 8994188), (28, 7709304), (32, 6745641), (42, 5139536), (48, 4497094), (56, 3854652), (84, 2569768), (96, 2248547), (112, 1927326), (168, 1284884), (224, 963663), (336, 642442), (672, 321221)]