30916413

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 50918400

約数和(自身を除く): 20001987

約数列:

[1, 3, 9, 11, 33, 59, 67, 79, 99, 177, 201, 237, 531, 603, 649, 711, 737, 869, 1947, 2211, 2607, 3953, 4661, 5293, 5841, 6633, 7821, 11859, 13983, 15879, 35577, 41949, 43483, 47637, 51271, 58223, 130449, 153813, 174669, 312287, 391347, 461439, 524007, 936861, 2810583, 3435157, 10305471, 30916413]

約数ペア:

[(1, 30916413), (3, 10305471), (9, 3435157), (11, 2810583), (33, 936861), (59, 524007), (67, 461439), (79, 391347), (99, 312287), (177, 174669), (201, 153813), (237, 130449), (531, 58223), (603, 51271), (649, 47637), (711, 43483), (737, 41949), (869, 35577), (1947, 15879), (2211, 13983), (2607, 11859), (3953, 7821), (4661, 6633), (5293, 5841)]