38445645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 75349440

約数和(自身を除く): 36903795

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2753, 2793, 4655, 8259, 13765, 13965, 19271, 41295, 52307, 57813, 96355, 134897, 156921, 261535, 289065, 366149, 404691, 674485, 784605, 1098447, 1830745, 2023455, 2563043, 5492235, 7689129, 12815215, 38445645]

約数ペア:

[(1, 38445645), (3, 12815215), (5, 7689129), (7, 5492235), (15, 2563043), (19, 2023455), (21, 1830745), (35, 1098447), (49, 784605), (57, 674485), (95, 404691), (105, 366149), (133, 289065), (147, 261535), (245, 156921), (285, 134897), (399, 96355), (665, 57813), (735, 52307), (931, 41295), (1995, 19271), (2753, 13965), (2793, 13765), (4655, 8259)]