40931415

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 86963760

約数和(自身を除く): 46032345

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 665, 735, 855, 931, 977, 1197, 1995, 2205, 2793, 2931, 4655, 4885, 5985, 6839, 8379, 8793, 13965, 14655, 18563, 20517, 34195, 41895, 43965, 47873, 55689, 61551, 92815, 102585, 129941, 143619, 167067, 239365, 278445, 307755, 389823, 430857, 649705, 718095, 835335, 909587, 1169469, 1949115, 2154285, 2728761, 4547935, 5847345, 8186283, 13643805, 40931415]

約数ペア:

[(1, 40931415), (3, 13643805), (5, 8186283), (7, 5847345), (9, 4547935), (15, 2728761), (19, 2154285), (21, 1949115), (35, 1169469), (45, 909587), (49, 835335), (57, 718095), (63, 649705), (95, 430857), (105, 389823), (133, 307755), (147, 278445), (171, 239365), (245, 167067), (285, 143619), (315, 129941), (399, 102585), (441, 92815), (665, 61551), (735, 55689), (855, 47873), (931, 43965), (977, 41895), (1197, 34195), (1995, 20517), (2205, 18563), (2793, 14655), (2931, 13965), (4655, 8793), (4885, 8379), (5985, 6839)]