28503516

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 68221440

約数和(自身を除く): 39717924

約数列:

[1, 2, 3, 4, 6, 12, 79, 107, 158, 214, 237, 281, 316, 321, 428, 474, 562, 642, 843, 948, 1124, 1284, 1686, 3372, 8453, 16906, 22199, 25359, 30067, 33812, 44398, 50718, 60134, 66597, 88796, 90201, 101436, 120268, 133194, 180402, 266388, 360804, 2375293, 4750586, 7125879, 9501172, 14251758, 28503516]

約数ペア:

[(1, 28503516), (2, 14251758), (3, 9501172), (4, 7125879), (6, 4750586), (12, 2375293), (79, 360804), (107, 266388), (158, 180402), (214, 133194), (237, 120268), (281, 101436), (316, 90201), (321, 88796), (428, 66597), (474, 60134), (562, 50718), (642, 44398), (843, 33812), (948, 30067), (1124, 25359), (1284, 22199), (1686, 16906), (3372, 8453)]