31938690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21727}}^1$

素因数の和:21751

約数の個数: 48

約数和(自身を含む): 89171712

約数和(自身を除く): 57233022

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 21727, 43454, 65181, 108635, 130362, 152089, 217270, 304178, 325905, 456267, 651810, 760445, 912534, 1064623, 1520890, 2129246, 2281335, 3193869, 4562670, 5323115, 6387738, 10646230, 15969345, 31938690]

約数ペア:

[(1, 31938690), (2, 15969345), (3, 10646230), (5, 6387738), (6, 5323115), (7, 4562670), (10, 3193869), (14, 2281335), (15, 2129246), (21, 1520890), (30, 1064623), (35, 912534), (42, 760445), (49, 651810), (70, 456267), (98, 325905), (105, 304178), (147, 217270), (210, 152089), (245, 130362), (294, 108635), (490, 65181), (735, 43454), (1470, 21727)]