51562455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 100523376

約数和(自身を除く): 48960921

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 73, 93, 105, 147, 155, 217, 219, 245, 365, 465, 511, 651, 735, 961, 1085, 1095, 1519, 1533, 2263, 2555, 2883, 3255, 3577, 4557, 4805, 6727, 6789, 7595, 7665, 10731, 11315, 14415, 15841, 17885, 20181, 22785, 33635, 33945, 47089, 47523, 53655, 70153, 79205, 100905, 110887, 141267, 210459, 235445, 237615, 332661, 350765, 491071, 554435, 706335, 1052295, 1473213, 1663305, 2455355, 3437497, 7366065, 10312491, 17187485, 51562455]

約数ペア:

[(1, 51562455), (3, 17187485), (5, 10312491), (7, 7366065), (15, 3437497), (21, 2455355), (31, 1663305), (35, 1473213), (49, 1052295), (73, 706335), (93, 554435), (105, 491071), (147, 350765), (155, 332661), (217, 237615), (219, 235445), (245, 210459), (365, 141267), (465, 110887), (511, 100905), (651, 79205), (735, 70153), (961, 53655), (1085, 47523), (1095, 47089), (1519, 33945), (1533, 33635), (2263, 22785), (2555, 20181), (2883, 17885), (3255, 15841), (3577, 14415), (4557, 11315), (4805, 10731), (6727, 7665), (6789, 7595)]