2451015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 5031936

約数和(自身を除く): 2580921

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 251, 279, 315, 465, 651, 753, 1085, 1255, 1395, 1757, 1953, 2259, 3255, 3765, 5271, 7781, 8785, 9765, 11295, 15813, 23343, 26355, 38905, 54467, 70029, 79065, 116715, 163401, 272335, 350145, 490203, 817005, 2451015]

約数ペア:

[(1, 2451015), (3, 817005), (5, 490203), (7, 350145), (9, 272335), (15, 163401), (21, 116715), (31, 79065), (35, 70029), (45, 54467), (63, 38905), (93, 26355), (105, 23343), (155, 15813), (217, 11295), (251, 9765), (279, 8785), (315, 7781), (465, 5271), (651, 3765), (753, 3255), (1085, 2259), (1255, 1953), (1395, 1757)]