155259321

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 242528256

約数和(自身を除く): 87268935

約数列:

[1, 3, 7, 21, 71, 101, 213, 303, 497, 707, 1031, 1491, 2121, 3093, 7171, 7217, 21513, 21651, 50197, 73201, 104131, 150591, 219603, 312393, 512407, 728917, 1537221, 2186751, 7393301, 22179903, 51753107, 155259321]

約数ペア:

[(1, 155259321), (3, 51753107), (7, 22179903), (21, 7393301), (71, 2186751), (101, 1537221), (213, 728917), (303, 512407), (497, 312393), (707, 219603), (1031, 150591), (1491, 104131), (2121, 73201), (3093, 50197), (7171, 21651), (7217, 21513)]