23039457

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 38468160

約数和(自身を除く): 15428703

約数列:

[1, 3, 7, 19, 21, 49, 57, 73, 113, 133, 147, 219, 339, 399, 511, 791, 931, 1387, 1533, 2147, 2373, 2793, 3577, 4161, 5537, 6441, 8249, 9709, 10731, 15029, 16611, 24747, 29127, 45087, 57743, 67963, 105203, 156731, 173229, 203889, 315609, 404201, 470193, 1097117, 1212603, 3291351, 7679819, 23039457]

約数ペア:

[(1, 23039457), (3, 7679819), (7, 3291351), (19, 1212603), (21, 1097117), (49, 470193), (57, 404201), (73, 315609), (113, 203889), (133, 173229), (147, 156731), (219, 105203), (339, 67963), (399, 57743), (511, 45087), (791, 29127), (931, 24747), (1387, 16611), (1533, 15029), (2147, 10731), (2373, 9709), (2793, 8249), (3577, 6441), (4161, 5537)]