215899502

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{6857}}^1$

素因数の和:7052

約数の個数: 32

約数和(自身を含む): 400946112

約数和(自身を除く): 185046610

約数列:

[1, 2, 7, 13, 14, 26, 91, 173, 182, 346, 1211, 2249, 2422, 4498, 6857, 13714, 15743, 31486, 47999, 89141, 95998, 178282, 623987, 1186261, 1247974, 2372522, 8303827, 15421393, 16607654, 30842786, 107949751, 215899502]

約数ペア:

[(1, 215899502), (2, 107949751), (7, 30842786), (13, 16607654), (14, 15421393), (26, 8303827), (91, 2372522), (173, 1247974), (182, 1186261), (346, 623987), (1211, 178282), (2249, 95998), (2422, 89141), (4498, 47999), (6857, 31486), (13714, 15743)]