421962723

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 773498880

約数和(自身を除く): 351536157

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 263, 273, 351, 653, 789, 819, 1841, 1959, 2367, 2457, 3419, 4571, 5523, 5877, 7101, 8489, 10257, 13713, 16569, 17631, 23933, 25467, 30771, 41139, 49707, 59423, 71799, 76401, 92313, 123417, 171739, 178269, 215397, 229203, 515217, 534807, 646191, 1202173, 1545651, 1604421, 2232607, 3606519, 4636953, 6697821, 10819557, 15628249, 20093463, 32458671, 46884747, 60280389, 140654241, 421962723]

約数ペア:

[(1, 421962723), (3, 140654241), (7, 60280389), (9, 46884747), (13, 32458671), (21, 20093463), (27, 15628249), (39, 10819557), (63, 6697821), (91, 4636953), (117, 3606519), (189, 2232607), (263, 1604421), (273, 1545651), (351, 1202173), (653, 646191), (789, 534807), (819, 515217), (1841, 229203), (1959, 215397), (2367, 178269), (2457, 171739), (3419, 123417), (4571, 92313), (5523, 76401), (5877, 71799), (7101, 59423), (8489, 49707), (10257, 41139), (13713, 30771), (16569, 25467), (17631, 23933)]